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(UA) United Airlines 518 On-Time Performance Rating

Date Range:

15-Dec-2019 to 15-Feb-2020

(ORD) O'Hare International Airport

Chicago, IL, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
52
83%
Late
3
5%
Very Late
1
2%
Excessive
5
8%
Cancelled
2
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
63
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
22
Standard Deviation
27
Min
0
Max
80

UA 518 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 83%
Average Delay Time 22 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
3.9 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 22 min
This flight has an average delay of 22 minutes with a standard deviation of 27 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.